____ in a while (4)
(Other definitions for once that I've seen before include "On a single (or past) occasion" , "In former times" , "In days past" , "Formerly, at one time" , "Just as a single occurrence" .)
'in a while' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for anon that I've seen before include "coming after a call" , "prolific author" , "Nameless - presently" , "soon to be written" , "Immediately" .)
'in a while' is the definition.
(synonyms)
This is all the clue.
(Other definitions for soon that I've seen before include "Early, in a short time" , "Before you can say Jack Robinson" , "Presently" , "Shortly" , "Willingly" .)
'in a while' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for later that I've seen before include "When to see you?" , "Following" , "Not just yet" , "Tardier" , "After a given point in time" .)